To link to the entire object, paste this link in email, IM or documentTo embed the entire object, paste this HTML in websiteTo link to this page, paste this link in email, IM or documentTo embed this page, paste this HTML in website

Materials in this collection are made available by the Illinois State Library. To request reproductions or inquire about permissions, contact: islimg@ilsos.net. Please cite the item title and collection name.

Materials in this collection are made available by the Illinois State Library. To request reproductions or inquire about permissions, contact: islimg@ilsos.net. Please cite the item title and collection name.

Transcript

STATE OF ILLINOIS
DEPARTMENT OF PUBLIC WORKS AND BUILDINGS DIVISION OF HIGHWAYS
BULLETIN No. 21
REPRINT
Bates Experimental Road
OR
Highway Research in Illinois
Henry Horner, Governor.
F. L. Smith. Director.
Ernst Lieberman, Chief Highway Engineer.
Springfield, Illinois
[Printed by authority of the State of Illinois.] (23944)